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Bioinformatics Calculators — Biology

Sequence analysis: DNA to protein translation, codon usage and codon adaptation index, and amino acid frequency. Codon adaptation index is expression-host specific, so pick the reference set that matches your organism.

All Bioinformatics Calculators

About Bioinformatics Calculators

Sequence analysis: DNA to protein translation, codon usage and codon adaptation index, and amino acid frequency. Codon adaptation index is expression-host specific, so pick the reference set that matches your organism.

Whether you need to solve a one-time problem or verify your own calculations, these free tools cover the most common bioinformatics scenarios. All results are computed in your browser — no data is sent to any server.

What You Can Calculate

This section includes 12 tools: Amino Acid Frequency Calculator, Codon Adaptation Index Calculator, Codon Usage Calculator — Frequency by Amino Acid, DNA to Protein Translator, GC Content Calculator for DNA & RNA Sequences, Hamming Distance Calculator, K Mer Counter Calculator, Melting Temperature Calculator, and 4 more. Each calculator is free to use with no signup required.